PUBLIC MARKS with tags security & about:config

22 November 2017

- dom.allow_scripts_to_close_windows
Defines whether scripts can close windows in the browser.
True: Scripts may close any window.
False: Scripts may only close windows opened by scripts. (default)
- dom.disable_image_src_set
Determines whether JavaScript is allowed to manipulate images displayed in the browser.
True: Scripts are allowed to change images.
False: Scripts are not allowed (default)
_ dom.event.clipboardevents.enabled
Determines whether websites are allowed to access clipboard contents (check out: Block websites from reading or modifying Clipboard contents in Firefox for additional information).
True: Websites may read or modify clipboard events. (default)
False: Blocks access.
- dom.event.contextmenu.enabled
Determines whether websites are allowed to block access to the right-click context menu.
True: Websites may manipulate the context menu. (default)
False: Web pages won't be allowed to manipulate or block the context menu.
- dom.popup_allowed_events
Defines the JavaScript events that are allowed to create popup windows.
change click dblclick mouseup reset submit touchend
- Determines if location aware browsing is enabled.
True: Location Aware browsing is enabled. (default)
False: The feature is disabled which means that you won't get prompts on websites using it.
- geo.wifi.uri
The data provider used to power Firefox's geolocation feature. (Check out how to switch to a Mozilla operated service)
https://www.googleapis.com/geolocation/v1/geolocate?key=%GOOGLE_API_KEY%
- network.http.referer.XOriginPolicy
Defines when to set the referrer (the page a visit originated from).
0: Never send it.
1: only send if the base domain matches.
2: only send if hosts match.
- plugin.state.flash
The default state of the Flash plugin. See How to make sure Firefox plugins never activate again for more information.
0: turns off the Flash plugin in Firefox.
1: sets the Flash plugin to ask to activate.
2: enables the Flash plugin.

16 November 2017

How to enable Firefox WebExtensions on Mozilla websites (in https://www.ghacks.net/2017/10/27/how-to-enable-firefox-webextensions-on-mozilla-websites/):
- Load about:config in the Firefox web browser.
- You can run a search for just to make sure it does not exist:
privacy.resistFingerprinting.block_mozAddonManager.
It does not in the most recent Firefox Nightly builds at the time of writing.
- Right-click in the part of the window that lists the preferences, and select New > Boolean from the context menu.
- Name the new Boolean value:
privacy.resistFingerprinting.block_mozAddonManager.
- Set its value to true.